class_docstr: Cifar10 data set.
  
  Described by http://www.cs.toronto.edu/~kriz/cifar.html.
code: def get_filenames(self):
      if self.subset in ["train", "validation", "eval"]:
          return [
              os.path.join(self.data_dir, self.subset + ".tfrecords")
          ]
      else:
          raise ValueError('Invalid data subset "%s"' % self.subset)
  
file_path: dragonfly/examples/nas/cg/cifar/cifar10.py
imports: import os
  import tensorflow
label_desc: Use image node_id 2 for calling the Cifar10DataSet obj's underlying member method code with example usage: obj.get_filenames() and returns: list